90476120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1039}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 233625600

約数和(自身を除く): 143149480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 311, 622, 1039, 1244, 1555, 2078, 2177, 2488, 3110, 4156, 4354, 5195, 6220, 7273, 8312, 8708, 10390, 10885, 12440, 14546, 17416, 20780, 21770, 29092, 36365, 41560, 43540, 58184, 72730, 87080, 145460, 290920, 323129, 646258, 1292516, 1615645, 2261903, 2585032, 3231290, 4523806, 6462580, 9047612, 11309515, 12925160, 18095224, 22619030, 45238060, 90476120]

約数ペア:

[(1, 90476120), (2, 45238060), (4, 22619030), (5, 18095224), (7, 12925160), (8, 11309515), (10, 9047612), (14, 6462580), (20, 4523806), (28, 3231290), (35, 2585032), (40, 2261903), (56, 1615645), (70, 1292516), (140, 646258), (280, 323129), (311, 290920), (622, 145460), (1039, 87080), (1244, 72730), (1555, 58184), (2078, 43540), (2177, 41560), (2488, 36365), (3110, 29092), (4156, 21770), (4354, 20780), (5195, 17416), (6220, 14546), (7273, 12440), (8312, 10885), (8708, 10390)]